<?php
/**
 * Verifies that class members have scope modifiers.
 *
 * @author    Greg Sherwood <gsherwood@squiz.net>
 * @copyright 2006-2015 Squiz Pty Ltd (ABN 77 084 670 600)
 * @license   https://github.com/squizlabs/PHP_CodeSniffer/blob/master/licence.txt BSD Licence
 */

namespace PHP_CodeSniffer\Standards\Squiz\Sniffs\Scope;

use PHP_CodeSniffer\Files\File;
use PHP_CodeSniffer\Sniffs\AbstractVariableSniff;

class MemberVarScopeSniff extends AbstractVariableSniff
{
    /**
     * Processes the function tokens within the class.
     *
     * @param \PHP_CodeSniffer\Files\File $phpcsFile The file where this token was found.
     * @param int                         $stackPtr  The position where the token was found.
     */
    protected function processMemberVar(File $phpcsFile, $stackPtr)
    {
        $tokens = $phpcsFile->getTokens();
        $properties = $phpcsFile->getMemberProperties($stackPtr);

        if ([] === $properties || false !== $properties['scope_specified']) {
            return;
        }

        $error = 'Scope modifier not specified for member variable "%s"';
        $data = [$tokens[$stackPtr]['content']];
        $phpcsFile->addError($error, $stackPtr, 'Missing', $data);
    }

    //end processMemberVar()

    /**
     * Processes normal variables.
     *
     * @param \PHP_CodeSniffer\Files\File $phpcsFile The file where this token was found.
     * @param int                         $stackPtr  The position where the token was found.
     */
    protected function processVariable(File $phpcsFile, $stackPtr)
    {
        // We don't care about normal variables.
    }

    //end processVariable()

    /**
     * Processes variables in double quoted strings.
     *
     * @param \PHP_CodeSniffer\Files\File $phpcsFile The file where this token was found.
     * @param int                         $stackPtr  The position where the token was found.
     */
    protected function processVariableInString(File $phpcsFile, $stackPtr)
    {
        // We don't care about normal variables.
    }

    //end processVariableInString()
}//end class
